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Adding Forces: Parallelogram Law and Triangle Rule
Find the resultant of two or more forces with the parallelogram law, the triangle rule and the laws of sines and cosines.
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Related Content
Notes, problems, apps and sets related to this app, the closest match first.
App
Force Addition Lab: Parallelogram, Triangle and Polygon Rules
/apps/run/force-addition-lab-parallelogram-triangle-and-polygon-rules-zqcwv7cljk
2
Resolving a Force into Components Along Two Axes
Split a force into components along any two given directions, and see why oblique components are not projections.
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3
Resultant of Coplanar Forces by Rectangular Components
Add any number of coplanar forces by summing x and y components, and find an unknown force from a known resultant.
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4
Rectangular Components of a Force in 2D
Write a force by its x and y components, in scalar and Cartesian vector form, and get its magnitude and direction back.
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5
Resultant of Concurrent Forces in 3D
Add concurrent forces in space component by component and find the magnitude and direction angles of the resultant.
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6
Basic Concepts of Statics Particle Rigid Body and Force
The basic quantities of statics and its three models (particle, rigid body and concentrated force), with when to use each.
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7
Fundamental Principles of Statics
The six principles statics rests on, from the parallelogram law to Newton’s laws and gravity, and how each is used in problems.
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8
Scalars and Vectors in Statics
What makes force a vector, how vectors are drawn and written, and how free, sliding and fixed vectors differ.
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9
Cartesian Vectors in 3D: Components and Direction Angles
Describe a force in 3D with i, j, k components, its magnitude, coordinate direction angles and unit vector.
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10
Force Vector Directed Along a Line Using Position Vectors
Write a cable or rope force as a Cartesian vector from the coordinates of two points, using position and unit vectors.
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